[OJS 3.3] Homepage error

Greetings,

When i activated the plugin ‘Custom locale’ the journal went down and i received this error:

Fatal error: Uncaught Error: Call to a member function getId() on null in /var/www/revistas-prod/ojs/plugins/generic/customLocale/CustomLocalePlugin.inc.php:32 Stack trace: #0 /var/www/revistas-prod/ojs/lib/pkp/classes/plugins/PluginRegistry.inc.php(69): CustomLocalePlugin->register(‘generic’, ‘plugins/generic…’, NULL) #1 /var/www/revistas-prod/ojs/lib/pkp/classes/plugins/PluginRegistry.inc.php(142): PluginRegistry::register(‘generic’, Object(CustomLocalePlugin), ‘plugins/generic…’, NULL) #2 /var/www/revistas-prod/ojs/lib/pkp/classes/core/Dispatcher.inc.php(133): PluginRegistry::loadCategory(‘generic’, true) #3 /var/www/revistas-prod/ojs/lib/pkp/classes/core/PKPApplication.inc.php(362): Dispatcher->dispatch(Object(Request)) #4 /var/www/revistas-prod/ojs/index.php(68): PKPApplication->execute() #5 {main} thrown in /var/www/revistas-prod/ojs/plugins/generic/customLocale/CustomLocalePlugin.inc.php on line 32

I’m running multiple journals on the same installation and already had this plugin installed and active in all individual journals, only when i activated it on the Homepage that i had this problem.
How can i deactivate the plugin manually?

Best regards,
José Nobre